<template>
  <div>
    <button @click="isShow=!isShow">显示/隐藏</button>
    <transition-group name="hello" appear> 
        <h1 v-show="isShow" key="1">你好啊</h1>
        <h1 v-show="isShow" key="2">nihuai</h1>

    </transition-group>
  </div>
</template>



<script>
    export default {
        name:"Test2",
        data() {
            return {
                isShow:true
            }
        },
    }
</script>

<style>
    h1{
        background-color: orange;
    }

   
    /* 过渡 */
    .hello-enter,.hello-leave-to{
        transform: translateX(-100%);
    }
    .hello-enter-active, .hello-leave-active{
        transition: 0.5s linear;  
        /* transition: 0.5s linear;   写到 background-color: orange; 那里有bug*/
    }
    .hello-enter-to,.hello-leave{
        transform: translateX(0);
    }
</style>    